/Engine/Source/Developer/HierarchicalLODUtilities/Public/IHierarchicalLODUtilities.h
Creates a new cluster actor in the given InWorld with InLODLevel as HLODLevel
[ALODActor](API\Runtime\Engine\Engine\ALODActor) * CreateNewClusterActor ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, const int32 InLODLevel, [AWorldSettings](API\Runtime\Engine\GameFramework\AWorldSettings) * WorldSettings )